King County is located in the state of Washington in the Pacific Northwest region of the USA. It has a population of 2.1 million people and is the most populous county in the state. Most of King County is sewered with separate, partial and combined sewage systems; there are also 85,000 septic tanks in the county, in Seattle and on Vashon Island.
Note: All calculations in this SFD report were done using publically available data.
Date of production: 22/06/2017
Mangharam, A. (2017). SFD Lite Report - King County, WA, USA Prepared by the Bill & Melinda Gates Foundation as part of the SFD Promotion Initiative
EnglishSFD Report
United States